/ Dictionary / Index D data communication: Meaning and Definition of Find definitions for: da'ta communica'tion Pronunciation: [key] — Telecommunications. Telecommunications. electronic transmission of information that has been encoded for storage and processing by computers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. datacenter data highway Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language